Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
(r /\ F) || q || ~~(~F /\ ~~p)
⇒ logic.propositional.notnot(r /\ F) || q || (~F /\ ~~p)
⇒ logic.propositional.notfalse(r /\ F) || q || (T /\ ~~p)
⇒ logic.propositional.truezeroand(r /\ F) || q || ~~p
⇒ logic.propositional.notnot(r /\ F) || q || p